–We should do what we can _____ the endangered animals.` --Yes, it’s duty_____ them.
#50588
A
save, to protect
B
save, protect
C
to save, protect
D
to save, to protect
推荐题目
He likes talking to people and ___________stories.
#51322
A
writing
B
writes
C
write
D
to write
– Which is the best way ____ to school?-- By bus.
#49712
A
of getting
B
of get
C
to getting
D
gets
He spends as much time as he can ____ English every day.
#50727
A
practising speaking
B
practise to speak
C
practise speaking
D
to practise to speak
I’m so _______ at such a ______ book.
#50992
A
bore; bore
B
boring; boring
C
bored; boring
D
boring; bored